CN106899429A - A kind of device management method and device based on SNMP - Google Patents

A kind of device management method and device based on SNMP Download PDF

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Publication number
CN106899429A
CN106899429A CN201611117762.5A CN201611117762A CN106899429A CN 106899429 A CN106899429 A CN 106899429A CN 201611117762 A CN201611117762 A CN 201611117762A CN 106899429 A CN106899429 A CN 106899429A
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snmp
address
engine
mac address
bridge mac
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CN201611117762.5A
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CN106899429B (en
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邹兴兵
陈延伟
魏彩容
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New H3C Technologies Co Ltd
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New H3C Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/02—Standardisation; Integration
    • H04L41/0213—Standardised network management protocols, e.g. simple network management protocol [SNMP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0866—Checking the configuration
    • H04L41/0869—Validating the configuration within one network element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
    • H04L63/1441—Countermeasures against malicious traffic
    • H04L63/1466—Active attacks involving interception, injection, modification, spoofing of data unit addresses, e.g. hijacking, packet injection or TCP sequence number attacks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2101/00—Indexing scheme associated with group H04L61/00
    • H04L2101/60—Types of network addresses
    • H04L2101/618—Details of network addresses
    • H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2101/00—Indexing scheme associated with group H04L61/00
    • H04L2101/60—Types of network addresses
    • H04L2101/668—Internet protocol [IP] address subnets

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Computer And Data Communications (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

The embodiment of the present application provides a kind of device management method and device based on Simple Network Management Protocol SNMP, and the method includes：Whether any SNMP entity engines mark Engine ID for getting of identification correspond to two or more IP address；If so, then judging the whether corresponding identical bridge MAC address of two or more IP address；If not, it is determined that there are problems that SNMP is concurrent.So as to be positioned rapidly to the concurrent problems of SNMP that may be present in system, to allow the operator to accurately know the equipment that there are problems that SNMP is concurrent, and carry out follow-up error correction work, and then the security and reliability of system are effectively improved, further improve Consumer's Experience.

Description

A kind of device management method and device based on SNMP
Technical field
The application is related to communication technical field, more particularly to a kind of device management method and device based on SNMP.
Background technology
With the development of computer network, network becomes to become increasingly complex, and the equipment in network system gradually increases.Simply NMP (Simple Network Management Protocol, SNMP) is most extensive to be used in current IP network Device management protocol, operating personnel can be monitored and managed by SNMP network management workstations to the equipment for supporting snmp protocol Reason.
At present, the main method that monitored device is monitored is usually：Monitored device is accessed by IP address, and Watch-list is formed, record there are the information such as the correspondence of IP address and equipment Serial Number in watch-list.
But, for the concurrent problems of SNMP that may be present in system, effective solution is not yet proposed at present.Specifically Triggering reason may be：The bridge MAC address that illegal invasion is caused is tampered, so as to cause the distinct device or mould in system There is identical bridge MAC address in block.
The content of the invention
The embodiment of the present application technical problem to be solved is to provide a kind of device management method based on SNMP, with rapid The concurrent problems of SNMP present in alignment system.
In order to solve the above problems, the embodiment of the present application discloses a kind of device management method based on SNMP, including：
Whether any SNMP entity engines mark Engine ID for getting of identification correspond to two or more IP ground Location；
If so, then judging the whether corresponding identical bridge MAC address of two or more IP address；
If not, it is determined that there are problems that SNMP is concurrent.
Accordingly, the embodiment of the present application additionally provides a kind of equipment management device based on SNMP, is used to ensure above-mentioned side The realization and application of method, the device include：
Identification module, for recognize whether corresponding two of any SNMP entity engines mark Engine ID for getting or Two or more IP address；
Judge module, when being determined as identification module, judges whether two or more IP address correspond to identical Bridge MAC address；
Determining module, when being judged as NO for judge module, it is determined that there are problems that SNMP is concurrent.
So, in the embodiment of the present application, by recognizing whether any SNMP entity engines for getting identify Engine ID Corresponding two or more IP address；If so, then judging the whether corresponding identical bridge MAC of two or more IP address Address；If not, it is determined that there are problems that SNMP is concurrent.It is fast so as to be carried out to the concurrent problems of SNMP that may be present in system Speed positioning, to allow the operator to accurately know the equipment that there are problems that SNMP is concurrent, and carries out follow-up error correction work, enters And the security and reliability of system are effectively improved, further improve Consumer's Experience.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the embodiment of the present application, below by institute in the description to the embodiment of the present application The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the application Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings Obtain other accompanying drawings.
The step of Fig. 1 is a kind of device management method embodiment based on SNMP of the application flow chart；
Fig. 2 is the network architecture diagram of the embodiment of the application one；
Fig. 3 is a kind of one of structured flowchart of equipment management device embodiment based on SNMP of the application；
Fig. 4 is the two of a kind of structured flowchart of the equipment management device embodiment based on SNMP of the application.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete Site preparation is described, it is clear that described embodiment is some embodiments of the present application, rather than whole embodiments.Based on this Shen Please in embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made Example, belongs to the scope of the application protection.
The step of the application reference picture 1, a kind of device management method embodiment based on SNMP for showing the application, flows Cheng Tu, specifically may include steps of：
Step 101, recognize whether corresponding two or two of any SNMP entity engines mark Engine ID for getting with Upper IP address.
Specifically, there is a SNMP network management workstations (alternatively referred to as monitor terminal etc.) in the monitoring system based on SNMP, The network management workstation is used to obtain the status information of monitored device and monitored device is monitored and managed.
In embodiments herein, network management workstation obtains all or part being had found in current monitor system and is supervised The SNMP Engine ID of control equipment, and recognize whether the SNMP Engine ID of any monitored device for getting correspond to two Individual or two or more IP address.If in the presence of the situation of corresponding two or more IP address of a SNMP Engine ID, Repeated plant is there may be in monitoring system, i.e., a certain equipment is repeated monitoring, it is also possible to there are problems that SNMP is concurrent.
Step 102, if so, then judging the whether corresponding identical bridge MAC address of two or more IP address.
Step 103, if not, it is determined that there are problems that SNMP is concurrent.
Specifically, in embodiments herein, if the MAC Address that above-mentioned two or two IP address correspondences are differed, Then can determine that in current system there is a problem of that distinct device has identical SNMP Engine ID, i.e. exist in monitoring system The concurrent problems of SNMP.
In sum, the technical scheme that the embodiment of the present application is provided, recognizes any SNMP entity engines for getting first Whether mark Engine ID correspond to two or more IP address；If so, whether then judging two or more IP address Correspondence identical bridge MAC address；If not, it is determined that there are problems that SNMP is concurrent.So as to that may be present in system The concurrent problems of SNMP are positioned rapidly, to allow the operator to accurately know the equipment that there are problems that SNMP is concurrent, are gone forward side by side The follow-up error correction work of row, and then the security and reliability of system are effectively improved, further improve Consumer's Experience.
In one embodiment of the application, any SNMP entity engines mark Engine ID for getting of the identification Before the step of whether corresponding to two or more IP address, also include：
According to the IP address of record, corresponding monitored device is accessed one by one, and obtain the SNMP of monitored device Engine ID and bridge MAC address；
By the SNMP Engine ID of monitored device, bridge MAC address and IP address correspondence write-in monitoring list item.
In one embodiment of the application, the SNMP Engine ID and bridge MAC for obtaining monitored device The step of address, specifically include：
Object identifier (OID) information and bridge the MAC ground of the SNMP Engine ID according to the monitored device The OID information of location, search in the management information bank of monitored device and obtain the SNMP Engine ID of monitored device with And bridge MAC address.
In one embodiment of the application, any SNMP entity engines mark Engine ID for getting of the identification Whether the step of corresponding to two or more IP address, specifically includes：
With the presence or absence of two or more IP address of same SNMP Engine ID correspondences in identification monitoring list item.
In one embodiment of the application, methods described is still further comprised：
If two or more IP address correspondence identical bridge MAC address, it is determined that there is the monitored of repetition and set It is standby.
In order to be better understood from the device management method based on SNMP of the application, carried out in detail with specific embodiment below Illustrate.
Reference picture 2, shows the network architecture diagram of the device management method based on SNMP of the embodiment of the present application.In Fig. 2 In：
Network management workstation (Network Management System, NMS) is connected with equipment 1, equipment 2 ... equipment N. Wherein, equipment 1-N supports snmp protocol, that is, be provided with the related platform for supporting SNMP.NMS can be monitored by snmp protocol With management equipment 1-N.
In embodiments herein, before equipment is reached the standard grade, operating personnel will be set in each equipment of equipment 1-N Management information MIB storehouses, MIB storehouses automatic will obtain facility information in a device, facility information includes but is not limited to：Sequence Number, bridge MAC address, SNMP entity engines mark SNMP Engine ID and product type, series, software version, equipment The relevant informations such as manufacturer, the date of production.Wherein, the physical address of bridge MAC address, as equipment, the address information is used for only The corresponding equipment of one mark.SNMP Engine ID can also serve as the unique identification information of equipment.But, SNMP Engine ID there may be situation about being tampered, then in this case, it will distinct device occur has identical SNMP Engine The concurrent problem of ID phenomenons, i.e. SNMP.
With continued reference to Fig. 2, in network management, in MIB storehouses, each facility information has corresponding OID (Object Identifier, object identifier) so that snmp protocol is believed by this equipment that the OID can be directly obtained correlation Breath.As in the present embodiment, the OID of bridge MAC address is：{ 1.3.6.1.2.1.17.1.1 }, the OID of SNMP Engine ID For：{1.3.6.1.6.3.10.2.1.1}.The equipment that snmp protocol can need acquisition in MIB storehouses according to OID by level retrieval Retrieval information.Referring now still to Fig. 2, after MIB storehouses are successfully established, equipment will reach the standard grade.After equipment is reached the standard grade, operating personnel will be equipment 1-N It is respectively provided with IP address.It should be noted that in embodiments herein, the equipment of reaching the standard grade will according to actual needs be allocated one The individual or equipment of more than one IP address, i.e., can have multiple IP address.
After equipment 1-N reaches the standard grade, operating personnel can add monitored object in the presets list on the monitor supervision platform of NMS, prison Control object includes：The information such as the IP address and device name of equipment 1-N.IP address of the NMS according to recorded in the presets list, Corresponding equipment is accessed one by one, you can communication connection is set up between access equipment, then the accessed equipment is and has found and set Standby (monitored device i.e. in the embodiment of the present application).
In embodiments herein, NMS, will respectively according to bridge MAC address by after snmp protocol access equipment 1-N And the OID of SNMP Engine ID gets the bridge MAC address and SNMP Engine ID of equipment in MIB storehouses.And point The corresponding bridge MAC address of each equipment and SNMP Engine ID for getting are not recorded, set up monitoring list item, wherein, monitoring Record has the corresponding relation between bridge MAC address, SNMP Engine ID and IP address in list.
In one embodiment of the application, with the presence or absence of the SNMP for repeating in network management workstation identification watch-list Engine ID, that is, identify whether have the situation of two or more IP address of same SNMP Engine ID correspondences, with first Step determines whether there is the not unique problem of equipment and/or the concurrent problems of SNMP.Comprise the following steps that：
1) user input instruction, to indicate monitor supervision platform by SNMP Engine ID arranged in sequence, and recognizes whether One corresponding two or more IP address of SNMP Engine ID.
2) NMS receives user instruction, and is sequentially arranged the SNMP Engine ID in watch-list according to user instruction Row.
3) in monitor supervision platform identification SNMP Engine ID with the presence or absence of same SNMP Engine ID correspondences two or Two or more IP address, i.e. the SNMP Engine ID in watch-list whether there is duplicate keys.If so, then being entered rower Note, and the phenomenon for having that repeated plant and/or SNMP Engine ID are maliciously tampered can be primarily determined that, into step 4.
If it is not, then can determine that the equipment in watch-list is unique, and in the absence of the concurrent problems of SNMP, without again to net Bridge MAC Address carries out the identification of duplicate keys.
4) whether monitor supervision platform recognizes the corresponding identical MAC Address of two or more IP address.
Specifically, in embodiments herein, if above-mentioned two or the corresponding bridge MAC ground of two or more IP address Location is identical, then equipment is not unique can to further determine that having found corresponding to it, there is the equipment for repeating as in monitoring system.
In another embodiment of the application, if above-mentioned two or the corresponding bridge MAC ground of two or more IP address Location differs, then can determine that there is different equipment identical SNMP Engine ID, i.e. SNMP Engine ID to be tampered, deposit In the concurrent problems of SNMP.
In another embodiment of the application, user can also according to the actual requirements, first to the repetition of bridge MAC address Item is screened, and with the not unique problem of remover apparatus, then by screening the duplicate keys of SNMP Engine ID, excludes SNMP simultaneously Question is inscribed.
Specifically, NMS can first be ranked up according to user instruction to the bridge MAC address in watch-list, then recognize Duplicate keys, that is, judge whether the situation of corresponding two or more IP address of a bridge MAC address.If in the presence of this kind Situation, then can select according to user, delete duplicate keys therein, only retain one and have found the corresponding bridge MAC of equipment with this Address, so as to ensure the uniqueness of equipment.Then, NMS can be screened, i.e., according to user's request to SNMP Engine ID The situation of corresponding two or more IP address of a SNMP Engine ID is recognized whether, to exclude SNMP and ask a question Topic.
In sum, the technical scheme that the embodiment of the present application is provided, recognizes any SNMP entity engines for getting first Whether mark Engine ID correspond to two or more IP address；If so, whether then judging two or more IP address Correspondence identical bridge MAC address；If not, it is determined that there are problems that SNMP is concurrent.So as to that may be present in system The concurrent problems of SNMP are positioned rapidly, to allow the operator to accurately know the equipment that there are problems that SNMP is concurrent, are gone forward side by side The follow-up error correction work of row, and then the security and reliability of system are effectively improved, further improve Consumer's Experience.
Based on the inventive concept same with the above method, the embodiment of the present application also provides a kind of equipment control based on SNMP Device.The equipment management device for being based on SNMP can be realized by software, it is also possible to by hardware or software and hardware combining Mode is realized.It is the treatment by the routing device where it as the device on a logical meaning as a example by implemented in software Device, corresponding computer program instructions are formed in reading non-volatile storage.From for hardware view, except processor, Outside nonvolatile memory, routing device can also include other hardware, be such as responsible for the forwarding chip for the treatment of message, network and connect Mouth, internal memory etc.；For from hardware configuration, the routing device is also possible to be distributed apparatus, potentially includes multiple interface cards, with Just the extension of Message processing is carried out in hardware view.
Reference picture 3, shows a kind of structured flowchart of the equipment management device embodiment based on SNMP of the application, specifically may be used With including such as lower module：
Identification module 301, it is whether corresponding two for recognizing any SNMP entity engines mark Engine ID for getting Or two or more IP address.
Judge module 302, when being determined as identification module 301, judges whether two or more IP address are right Answer identical bridge MAC address.
Determining module 303, when being judged as NO for judge module 302, it is determined that there are problems that SNMP is concurrent.
As shown in figure 4, in one embodiment of the application, on the basis of Fig. 3, device also includes：
Acquisition module 304, for the IP address according to record, accesses corresponding monitored device one by one, and acquisition is supervised The SNMP Engine ID and bridge MAC address of control equipment.
Writing module 305, for by the SNMP Engine ID of monitored device, bridge MAC address and IP address pair Monitoring list item should be write.
In one embodiment of the application, acquisition module 304 can be further used for corresponding according to monitored device Object identifier OID information, searches in the management information bank of monitored device and obtains the SNMP Engine of monitored device ID and bridge MAC address.
In one embodiment of the application, whether identification module 301 can be further used for being deposited in identification monitoring list item In two or more IP address of same SNMP Engine ID correspondences.
In one embodiment of the application, if determining module 303 can be further used for two or more IP ground Location correspondence identical bridge MAC address, it is determined that there is the monitored device of repetition.
In sum, the equipment management device based on SNMP that the embodiment of the present application is provided, recognizes any getting first SNMP entity engines mark Engine ID whether correspond to two or more IP address；If so, then judging two or two The whether corresponding identical bridge MAC address of above IP address；If not, it is determined that there are problems that SNMP is concurrent.So as to being The concurrent problems of SNMP that may be present are positioned rapidly in system, to allow the operator to accurately know there is SNMP and ask a question The equipment of topic, and follow-up error correction work is carried out, and then the security and reliability of system are effectively improved, further carry Consumer's Experience is risen.
For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, it is related Part is illustrated referring to the part of embodiment of the method.
Each embodiment in this specification is described by the way of progressive, what each embodiment was stressed be with The difference of other embodiment, between each embodiment identical similar part mutually referring to.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present application can be provided as method, device or calculate Machine program product.Therefore, the embodiment of the present application can using complete hardware embodiment, complete software embodiment or combine software and The form of the embodiment of hardware aspect.And, the embodiment of the present application can using wherein include computer at one or more can With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code The form of the computer program product of implementation.
The embodiment of the present application is with reference to the method according to the embodiment of the present application, terminal installation (system) and computer program The flow chart and/or block diagram of product is described.It should be understood that flow chart and/or block diagram can be realized by computer program instructions In each flow and/or flow and/or square frame in square frame and flow chart and/or block diagram combination.These can be provided Computer program instructions are filled to all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing terminals The processor put is producing a machine so that held by the processor of computer or other programmable data processing terminal devices Capable instruction is produced for realizing in one flow of flow chart or multiple one square frame of flow and/or block diagram or multiple square frames The device of the function of specifying.
These computer program instructions may be alternatively stored in can guide computer or other programmable data processing terminal devices In the computer-readable memory for working in a specific way so that instruction of the storage in the computer-readable memory produces bag The manufacture of command device is included, the command device is realized in one flow of flow chart or multiple one side of flow and/or block diagram The function of being specified in frame or multiple square frames.
These computer program instructions can be also loaded on computer or other programmable data processing terminal devices so that Series of operation steps is performed on computer or other programmable terminal devices to produce computer implemented treatment, so that The instruction performed on computer or other programmable terminal devices is provided for realizing in one flow of flow chart or multiple flows And/or specified in one square frame of block diagram or multiple square frame function the step of.
Although having been described for the preferred embodiment of the embodiment of the present application, those skilled in the art once know base This creative concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to Including preferred embodiment and fall into having altered and changing for the embodiment of the present application scope.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant meaning Covering including for nonexcludability, so that process, method, article or terminal installation including a series of key elements are not only wrapped Those key elements, but also other key elements including being not expressly set out are included, or also includes being this process, method, article Or the intrinsic key element of terminal installation.In the absence of more restrictions, by wanting that sentence "including a ..." is limited Element, it is not excluded that also there is other identical element in the process including the key element, method, article or terminal installation.
A kind of device management method and device based on SNMP provided herein are described in detail above, this Apply specific case in text to be set forth the principle and implementation method of the application, the explanation of above example is only intended to Help understands the present processes and its core concept；Simultaneously for those of ordinary skill in the art, according to the think of of the application Think, will change in specific embodiments and applications, in sum, it is right that this specification content should not be construed as The limitation of the application.

Claims (10)

1. a kind of device management method based on Simple Network Management Protocol SNMP, it is characterised in that including：
Whether any SNMP entity engines mark Engine ID for getting of identification correspond to two or more IP address；
If so, then judging the whether corresponding identical bridge MAC address of described two or two or more IP address；
If not, it is determined that there are problems that SNMP is concurrent.
2. method according to claim 1, it is characterised in that any SNMP entity engines mark for getting of the identification Before the step of whether Engine ID correspond to two or more IP address, also include：
According to the IP address of record, corresponding monitored device is accessed one by one, and obtain the SNMP of the monitored device Engine ID and bridge MAC address；
By the SNMP Engine ID of the monitored device, bridge MAC address and IP address correspondence write-in monitoring list item.
3. method according to claim 2, it is characterised in that the SNMP Engine of the acquisition monitored device The step of ID and bridge MAC address, specifically include：
The object identifier OID information and the OID of bridge MAC address of the SNMP Engine ID according to the monitored device Information, search in the management information bank of the monitored device and obtain the SNMP Engine ID of the monitored device with And bridge MAC address.
4. method according to claim 2, it is characterised in that any SNMP entity engines mark for getting of the identification The step of whether Engine ID correspond to two or more IP address, specifically includes：
With the presence or absence of two or more IP address of same SNMP Engine ID correspondences in the identification monitoring list item.
5. method according to claim 1, it is characterised in that methods described is further included：
If described two or two or more IP address correspondence identical bridge MAC address, it is determined that there is the monitored of repetition and set It is standby.
6. a kind of equipment management device based on Simple Network Management Protocol SNMP, it is characterised in that including：
Identification module, it is whether corresponding two or two for recognizing any SNMP entity engines mark Engine ID for getting Above IP address；
Judge module, when being determined as the identification module, judges whether described two or two or more IP address corresponds to Identical bridge MAC address；
Determining module, when being judged as NO for the judge module, it is determined that there are problems that SNMP is concurrent.
7. device according to claim 6, it is characterised in that described device also includes：
Acquisition module, sets for according to the IP address for recording, accessing corresponding monitored device one by one, and obtaining described being monitored Standby SNMP Engine ID and bridge MAC address；
Writing module, for the SNMP Engine ID of the monitored device, bridge MAC address and IP address correspondence to be write Enter to monitor list item.
8. device according to claim 7, it is characterised in that the acquisition module is further used for according to described monitored The object identifier OID information and the OID information of bridge MAC address of the SNMP Engine ID of equipment, described monitored The SNMP Engine ID and bridge MAC address of the monitored device are searched and obtained in the management information bank of equipment.
9. device according to claim 7, it is characterised in that the identification module is further used for recognizing the monitoring table With the presence or absence of two or more IP address of same SNMP Engine ID correspondences in.
10. device according to claim 6, it is characterised in that if the determining module be further used for it is described two or Two or more IP address correspondence identical bridge MAC address, it is determined that there is the monitored device of repetition.
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CN112422274A (en) * 2020-10-23 2021-02-26 烽火通信科技股份有限公司 User password encryption storage method, device, equipment and storage medium

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CN109787822A (en) * 2019-01-07 2019-05-21 中国联合网络通信集团有限公司 A kind of networked asset identification method and device
CN112422274A (en) * 2020-10-23 2021-02-26 烽火通信科技股份有限公司 User password encryption storage method, device, equipment and storage medium

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